LR 5000.65 Receptacle for pH electrode Receptacle to accommodate the pH electrode SY pH 325. For use in the LR-5.ST laboratory reactor. The receptacle is screwed into the reactor cover of the LR-5.ST instead of an NS 29/32 adapter via the M 36/1.5 thread. With internal thread for connecting the pH sensor with the existing PG 13.5 adapter head. Materials in contact with medium: AISI 316 L, FFKM